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Finding the Fourth Proportional to 55.67, 83.52 and 35.33

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Solution

The fourth proportional to 55.67, 83.52 and 35.33 is: 53.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    55.67 : 83.52 = 35.33 : x
  2. Step 2: Convert to fraction form
    55.67/83.52 = 35.33/x
  3. Step 3: Cross multiply
    55.67x = 83.52 × 35.33
  4. Step 4: Simplify right side
    55.67x = 2,950.76
  5. Step 5: Solve for x
    x = 2,950.76/55.67
  6. Step 6: Final answer
    x = 53.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.